1 10
1 10

Perrin Coolant Overflow Tank: Subaru WRX (02-25), Subaru STI (04-21), Subaru BRZ (13-25), Toyota GR86 (22-26), Scion FR-S (13-16) & Toyota 86 (17-20)

Perrin Coolant Overflow Tank: Subaru WRX (02-25), Subaru STI (04-21), Subaru BRZ (13-25), Toyota GR86 (22-26), Scion FR-S (13-16) & Toyota 86 (17-20)

Upgrade your Subaru WRX, STI, BRZ, Toyota 86, GR86, or Scion FR-S with the PERRIN Coolant Overflow Tank. Crafted from lightweight aluminum with a striking red powder coat, it offers superior durability, heat resistance, and increased capacity. Designed for easy installation using factory caps and universal brackets, it provides extra clearance for performance mods like intercoolers and turbo piping. Durable, corrosion-resistant, and backed by a 5-year warranty, this tank is the perfect upgrade for reliability and style under the hood.
Part # ASM-ENG-505HP

$166.50
$222.00 $166.50
Sale Sold out
Shipping calculated at checkout.

Low stock: 1 left

  • FREE SHIPPING

    MOST orders over $250 ship free*

  • AUTHORIZED RETAILER

    100% Authorized Direct Retailer

  • LIVE INVENTORY

    Inventory updated throughout the day

  • 0% APR FINANCING

    Easy payment plans through Affirm and Shop Pay

View full details
Upgrade your Subaru WRX, STI, BRZ, Toyota 86, GR86, or Scion FR-S with the PERRIN Coolant Overflow Tank. Crafted from lightweight aluminum with a striking red powder coat, it offers superior durability, heat resistance, and increased capacity. Designed for easy installation using factory caps and universal brackets, it provides extra clearance for performance mods like intercoolers and turbo piping. Durable, corrosion-resistant, and backed by a 5-year warranty, this tank is the perfect upgrade for reliability and style under the hood.

Perrin Coolant Overflow Tank

2002–2025 Subaru WRX, 2004–2021 Subaru STI, 2013–2025 Subaru BRZ, 2022–2026 Toyota GR86, 2013–2016 Scion FR-S, 2017–2020 Toyota 86

ASM-ENG-505HP

Overview:

The Perrin Coolant Overflow Tank is a high-quality upgrade designed to replace the factory plastic reservoir in select Subaru and Toyota performance models. Crafted from lightweight aluminum, this tank offers superior durability and heat resistance, ensuring reliable operation even under demanding conditions. Finished in a vibrant red powder coat, it enhances your engine bay with a clean, performance-oriented aesthetic.

Ideal for enthusiasts who want to improve their vehicle’s cooling system reliability and appearance, this overflow tank is perfect for daily drivers and track-focused builds alike. It provides increased coolant capacity and clearance for aftermarket modifications such as intercoolers and turbo piping, making it a versatile addition to your performance setup.

Key Features:

This coolant overflow tank combines durable materials and thoughtful design to deliver lasting performance and style:

  • Constructed from high-grade aluminum for enhanced strength and heat resistance compared to OEM plastic tanks
  • Finished with a bold red powder coat that resists corrosion and adds a striking visual upgrade under the hood
  • Direct replacement for the factory overflow tank, compatible with the OEM coolant cap for seamless integration
  • Universal mounting brackets and included 55-inch 5/16" silicone hose allow flexible installation options
  • Compact design provides increased clearance for aftermarket intercoolers, turbo piping, and other engine bay modifications
  • Corrosion-resistant construction ensures long-lasting reliability in all driving conditions
  • Backed by Perrin’s 5-year warranty for peace of mind

Construction & Design:

The Perrin Coolant Overflow Tank is precision-engineered from lightweight aluminum, offering a significant upgrade over the OEM plastic reservoir. Its powder-coated finish not only enhances durability but also provides a clean, professional look that complements performance builds. The tank’s compact size and universal mounting hardware allow it to fit neatly in the engine bay while providing extra clearance for common aftermarket upgrades.

Designed to use the factory coolant cap, this tank maintains OEM compatibility while improving heat resistance and capacity. The included silicone hose is flexible and durable, ensuring secure coolant flow and easy routing during installation.

Installation & Fitment:

This overflow tank is a direct bolt-on replacement for the factory unit on a wide range of Subaru and Toyota models, including WRX, STI, BRZ, GR86, Scion FR-S, and Toyota 86 from the specified years. Installation is straightforward and requires no cutting, drilling, or special tuning.

  • Uses factory mounting points with included universal brackets for a secure fit
  • Compatible with the OEM coolant cap for simple swap-out
  • Includes a 55-inch 5/16" silicone hose for flexible coolant routing

What's Included:

  • (1) Perrin Coolant Overflow Tank with red powder coat finish
  • (1) 5/16" Silicone Hose, 55 inches in length
  • Mounting bracket hardware for installation
  • Installation instructions

Ideal For:

  • Performance enthusiasts seeking improved cooling system durability and capacity
  • Owners replacing worn, cracked, or leaking factory coolant overflow tanks
  • Builders installing aftermarket intercoolers or turbo piping requiring additional clearance
  • Daily drivers and track users wanting a reliable, stylish engine bay upgrade
Part #: ASM-ENG-505HP
Brand: Perrin Performance
Categories
{"id":10044594848040,"title":"Perrin Coolant Overflow Tank: Subaru WRX (02-25), Subaru STI (04-21), Subaru BRZ (13-25), Toyota GR86 (22-26), Scion FR-S (13-16) \u0026 Toyota 86 (17-20)","handle":"perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86","description":"Upgrade your Subaru WRX, STI, BRZ, Toyota 86, GR86, or Scion FR-S with the PERRIN Coolant Overflow Tank. Crafted from lightweight aluminum with a striking red powder coat, it offers superior durability, heat resistance, and increased capacity. Designed for easy installation using factory caps and universal brackets, it provides extra clearance for performance mods like intercoolers and turbo piping. Durable, corrosion-resistant, and backed by a 5-year warranty, this tank is the perfect upgrade for reliability and style under the hood.","published_at":"2025-12-11T19:12:26-08:00","created_at":"2025-12-11T14:10:41-08:00","vendor":"Perrin Performance","type":"Overflow \/ Expansion Tanks","tags":["activeYMM","Brand-Perrin Performance","instock","LCPUSH","newt14","Pushed - 2025-12-12T03:12:28Z","smpush","t14brandproduct","YMM_2013_2016_Scion_FR-S","YMM_2013_2020_Subaru_BRZ","YMM_2017_2020_Toyota_86","YMM_2022_2026_Subaru_BRZ","YMM_2022_2026_Toyota_GR86"],"price":16650,"price_min":16650,"price_max":16650,"available":true,"price_varies":false,"compare_at_price":22200,"compare_at_price_min":22200,"compare_at_price_max":22200,"compare_at_price_varies":false,"variants":[{"id":51196884517160,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"ASM-ENG-505HP","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Perrin Coolant Overflow Tank: Subaru WRX (02-25), Subaru STI (04-21), Subaru BRZ (13-25), Toyota GR86 (22-26), Scion FR-S (13-16) \u0026 Toyota 86 (17-20)","public_title":null,"options":["Default Title"],"price":16650,"weight":2268,"compare_at_price":22200,"inventory_management":"shopify","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2110699.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6357425.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9436338.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6028677.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-4915889.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-1813778.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2317160.jpg?v=1765491042","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9479922.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-5302452.jpg?v=1765491043","\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-3500887.jpg?v=1765491043"],"featured_image":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2110699.jpg?v=1765491043","options":["Title"],"media":[{"alt":null,"id":43167512297768,"position":1,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2110699.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2110699.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512330536,"position":2,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6357425.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6357425.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512363304,"position":3,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9436338.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9436338.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512396072,"position":4,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6028677.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-6028677.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512428840,"position":5,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-4915889.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-4915889.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512461608,"position":6,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-1813778.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-1813778.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512494376,"position":7,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2317160.jpg?v=1765491042"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-2317160.jpg?v=1765491042","width":1200},{"alt":null,"id":43167512527144,"position":8,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9479922.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-9479922.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512559912,"position":9,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-5302452.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-5302452.jpg?v=1765491043","width":1200},{"alt":null,"id":43167512592680,"position":10,"preview_image":{"aspect_ratio":1.5,"height":800,"width":1200,"src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-3500887.jpg?v=1765491043"},"aspect_ratio":1.5,"height":800,"media_type":"image","src":"\/\/fastscions.com\/cdn\/shop\/files\/perrin-coolant-overflow-tank-hyper-pink-2002-2025-wrx-2004-2021-sti-2013-2025-brz-2022-2025-gr86-2013-2016-fr-s-2017-2020-gt86-asm-eng-505hp-3500887.jpg?v=1765491043","width":1200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"Upgrade your Subaru WRX, STI, BRZ, Toyota 86, GR86, or Scion FR-S with the PERRIN Coolant Overflow Tank. Crafted from lightweight aluminum with a striking red powder coat, it offers superior durability, heat resistance, and increased capacity. Designed for easy installation using factory caps and universal brackets, it provides extra clearance for performance mods like intercoolers and turbo piping. Durable, corrosion-resistant, and backed by a 5-year warranty, this tank is the perfect upgrade for reliability and style under the hood."}